I just don't use these huge drums as I don't print or develop film on such a large scale. Wife says these "rockets" must go 1. Jobo 2840 w/ cog lid and 2553 as extension: $40 OBO 2. Jobo 2850 w/ cog lid and unmarked extension: $40 OBO 3. 5x Jobo 2502 reel 35/120 adjustable with red tab: $100 OBO 4. 5x Jobo 2502 reel 35/120 adjustable without red tab: $70 OBO All prices do not include shipping and are net-to-me. Worldwide shipping, Paypal accepted.